private static IVideoSource MakeLocalCameraVideoSource(VideoSourceDescription description)
{
VideoCaptureDeviceVideoSource videoSource = new VideoCaptureDeviceVideoSource(description.SourceString);
videoSource.DesiredFrameSize = new System.Drawing.Size(description.Resolution.Width, description.Resolution.Height);
videoSource.DesiredFrameRate = description.FrameRate;
return videoSource;
}
public static IVideoSource BuildVideoSource(VideoSourceDescription description)
{
if (description == null)
throw new ArgumentNullException("description");
switch (description.SourceType)
{
case VideoSourceType.Mock:
return MakeMockVideoSource(description);
case VideoSourceType.LocalCamera:
return MakeLocalCameraVideoSource(description);
case VideoSourceType.LocalAVIFile:
return MakeLocalAVIFileVideoSource(description);
case VideoSourceType.LocalDesktop:
return MakeLocalDesktopVideoSource(description);
case VideoSourceType.NetworkJPEG:
return MakeNetworkJPEGVideoSource(description);
case VideoSourceType.NetworkMJPEG:
return MakeNetworkMJPEGVideoSource(description);
case VideoSourceType.NetworkRtpStream:
return MakeNetworkRtpStreamVideoSource(description);
default:
throw new NotSupportedException();
}
}
private static IVideoSource MakeLocalDesktopVideoSource(VideoSourceDescription description)
{
DesktopVideoSource videoSource = new DesktopVideoSource(Convert.ToInt32(description.SourceString));
videoSource.FrameInterval = description.FrameInterval;
videoSource.ResizeWidth = description.Resolution.Width;
videoSource.ResizeHeight = description.Resolution.Height;
return videoSource;
}
private static IVideoSource MakeNetworkMJPEGVideoSource(VideoSourceDescription description)
{
MJpegVideoSource videoSource = new MJpegVideoSource(description.SourceString);
videoSource.Login = description.UserName;
videoSource.Password = description.Password;
videoSource.HttpUserAgent = description.UserAgent;
videoSource.RequestTimeout = 20000;
return videoSource;
}
private static IVideoSource MakeNetworkJPEGVideoSource(VideoSourceDescription description)
{
JpegVideoSource videoSource = new JpegVideoSource(description.SourceString);
videoSource.FrameInterval = description.FrameInterval;
videoSource.Login = description.UserName;
videoSource.Password = description.Password;
videoSource.RequestTimeout = 20000;
return videoSource;
}
public override void SetObject(VideoSourceDescription videoSourceDescription)
{
base.SetObject(videoSourceDescription);
if (VideoSourceDescription != null)
{
SelectedFilePath = videoSourceDescription.OriginalSourceString;
}
}
public virtual void SetObject(VideoSourceDescription videoSourceDescription)
{
VideoSourceDescription = videoSourceDescription;
if (VideoSourceDescription != null)
{
OKCommand = new RelayCommand(UpdateVideoSource);
}
else
{
OKCommand = new RelayCommand(CreateVideoSource);
}
}
public override bool Equals(object obj)
{
bool result = false;
if (obj != null && obj is VideoSourceDescription)
{
VideoSourceDescription two = obj as VideoSourceDescription;
if (this.SourceType == two.SourceType &&
this.FriendlyName == two.FriendlyName &&
this.SourceString == two.SourceString &&
this.Resolution == two.Resolution &&
this.FrameRate == two.FrameRate &&
this.FrameInterval == two.FrameInterval &&
this.UserName == two.UserName &&
this.Password == two.Password &&
this.UserAgent == two.UserAgent)
{
result = true;
}
}
return(result);
}
public override void SetObject(VideoSourceDescription videoSourceDescription)
{
base.SetObject(videoSourceDescription);
if (VideoSourceDescription != null)
{
foreach (var item in VideoFilterCollection)
{
if (item.Uri == VideoSourceDescription.OriginalSourceString)
{
SelectedVideoFilter = item;
FrameRate = VideoSourceDescription.FrameRate;
FrameWidth = VideoSourceDescription.Resolution.Width;
FrameHeight = VideoSourceDescription.Resolution.Height;
break;
}
}
}
}
private static IVideoSource MakeNetworkRtpStreamVideoSource(VideoSourceDescription description)
{
int availablePort = 10000;
// find an available UDP port
while (IPGlobalProperties
.GetIPGlobalProperties()
.GetActiveUdpListeners()
.Where(p => p.Port == availablePort)
.Count() >= 1)
{
availablePort++;
}
RtpVideoSource videoSource = new RtpVideoSource(availablePort);
return videoSource;
}
private static IVideoSource MakeMockVideoSource(VideoSourceDescription description)
{
return new PictureVideoSource(description.SourceString);
}
private static IVideoSource MakeLocalAVIFileVideoSource(VideoSourceDescription description)
{
FileVideoSource videoSource = new FileVideoSource(description.SourceString);
return videoSource;
}
public override void SetObject(VideoSourceDescription videoSourceDescription)
{
base.SetObject(videoSourceDescription);
if (VideoSourceDescription != null)
{
this.UserName = videoSourceDescription.UserName;
this.Password = videoSourceDescription.Password;
this.UserAgent = videoSourceDescription.UserAgent;
this.URL = videoSourceDescription.OriginalSourceString;
}
}
